« back to search poison oak, Toxicodendron diversilobum Date February 4, 1998 Media FormatSlide PhotographerUnknown Location Information Plant Information Plant(s) Pictured Western Poison Oak (Toxicodendron diversilobum) More Info Alternative Common NamesPacific Poison Oak, Poisonoak Native StatusNative Plant Type/Growth FormShrub CultivarsYes Blooming PeriodSpring Plant Communities Chaparral, Forest, Grassland, Wetland/Riparian, Woodland, Chaparral, Foothill Woodland, Riparian Woodland, Valley Grassland, Yellow Pine Forest Flower Color White Primary Plant Part Bud (leaf or flower), Leaves Image & Format Details Index NumberSL_06119 Decade1990s Date is Processing Date Yes Photo OrientationPortrait Collection SBBG Library Archives Image & Format Tags Color photograph Film Type Unknown